正しい

1. Origins, structure, and basic meaning

• Structure: 正しい, read ただしい, joins the correctness stem 正し with the i-adjective ending い.
• Basic usage: 正しい答え is correct by a rule, while 正しい道 means the appropriate route to a destination.

2. Common pitfalls and similar expressions

• Distinguishing meanings
  • It can mean morally right, but not every context is ethical; it also covers correctness against a standard.